Pargasite

A variety of Pargasite Root Name Group

Rare
Pargasite specimen - rock identification

What is Pargasite?

Named after the locality of Pargas, Finland, where the material was first mined, pargasite is usually dark and opaque, although some varieties can be bright and transparent. The green variety with a vibrant sheen is particularly valued by collectors. Its name refers to the individual mineral, as well as the group of pargasite-related minerals.

Uses & Applications

Pargasite is quite attractive in its natural crystalline form, often sold as a decorative object without much cutting and processing. Alternatively, individual crystals can be cut into faceted shapes and used to make unique and highly individual jewelry items.

Healing Properties

Its association with the heart chakra means pargasite may remove negative thoughts and emotions and encourage you to embrace your more loving side. It's said to increase divination and spiritual growth by stimulating spiritual truth and enlightenment. Pargasite may aid recovery from digestive and respiratory disorders and diminish the effects of anxiety.

Optical Properties

Refractive Index
1.613-1.663
Birefringence
0.020-0.024
Pleochroism
Orange/brown stones - distinct: colorless to yellow, light brown, brown; Green stones - distinct: greenish-yellow, emerald-green, greenish-blue
Optical Character
Biaxial positive

Pargasite Market Value Calculator

Estimate the market value of Pargasite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Preview only. Full pricing comps and valuation report in the app.

Pargasite Localities Map

See where Pargasite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Associated Chakras

Heart
Heart

More Images

Pargasite specimen 2
© Robert M. Lavinsky

Quick Facts

Physical Properties

Color
Light-brown, brown, greenish-brown to dark green, black
Hardness (Mohs)
5 - 6
Density
3.04 - 3.17 g/cm³
Streak
Pale grey-green to brownish-green
Luster
Vitreous
Crystal System
Monoclinic

Chemical Properties

Chemical Formula
{Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2
Elements
Al, Ca, H, Mg, Na, O, Si
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